Caffeine may be that pick-me-up you need in the morning to get rolling for work or that boost you need to get through a workout. It inhibits adenosine receptors in the brain, which increases your fatigue threshold thereby helping you feel less tired. It can also increase heart rate and cause vasoconstriction, which can increase … Continue reading Does your heart love coffee? What your genes have to say.
Your genes may determine if caffeine makes you better, worse, or doesn’t affect you. The potential of caffeine to enhance performance of athletes in endurance-based sports is huge: average improvement with caffeine vs. placebo is about 3% and some studies have reported improvements up to 17% (Ganio et al, 2009). A 3% improvement in running … Continue reading Caffeine Gene: The Effect of Caffeine on Endurance Performance by Genotype